Chavarria CTC

Clean Truck Check tester in Selma, CA (Fresno County).

Chavarria CTC appears on CARB's public list of credentialed Clean Truck Check testers. It lists mobile testing, OBD testing, motorhome testing. Mobile testing means the tester can come to your yard or job site.

Location
7594 E Conejo Ave, Selma, CA 93662
County
Fresno County
Phone
(559) 898-9070
Mobile testing
Yes — comes to your yard
OBD testing
Yes
Smoke opacity (non-OBD)
No
Motorhomes
Yes
Credentialed testers
1
Last verified

Call (559) 898-9070 Open in Google Maps

Before you call

  • Have your VIN, odometer reading and plate number ready.
  • Your vehicle must be registered in CTC-VIS and the annual compliance fee paid; the tester submits the result to CARB.
  • Ask for the price per vehicle and any mobile trip fee. Typical published prices for an OBD test are $50–$135 per vehicle (see cost guide).

Which trucks Chavarria CTC can test

The test CARB requires depends on the engine's fuel and model year. Based on the services Chavarria CTC lists on CARB's tester list:

Your vehicleTest requiredThis tester
Diesel, model year 2013 or newerOBD scanYes
Alternative fuel (natural gas, propane), 2018 or newerOBD scanYes
Diesel, model year 2012 or older (no OBD)Smoke opacity test (SAE J1667) plus visual inspectionNot listed
California-registered motorhomeSame test as above by engine year, once a yearYes

For a 2012 or older diesel, the nearest listed tester with smoke opacity testing is Colin Logistics - Mobile Clean Truck Check in Selma, about 1 mile away. See listing.

Clean Truck Check testers in Fresno County

Chavarria CTC is one of 123 testing businesses in Fresno County on CARB's public tester list. 102 of them offer mobile testing and 47 do smoke opacity tests. In Selma itself there are 11 listed businesses, 11 of them mobile. All testers in Fresno County.

When your truck is due

Most trucks test twice a year, on a schedule tied to the DMV registration expiration date. CARB says OBD trucks move to four tests a year beginning October 2027. California-registered (non-commercial) motorhomes and agricultural vehicles test once a year. See the deadline guide. You can test up to 90 days before a deadline. Get a free email reminder before each one.

How to check a tester's credential

CARB publishes its Clean Truck Check tester list, where Chavarria CTC appears as of November 1, 2026. Listing there is optional, so a missing name does not always mean a tester is not credentialed. After the test, check that the passing result shows for your vehicle in CTC-VIS; that is what counts for compliance.

Frequently asked questions

Does Chavarria CTC offer mobile Clean Truck Check testing?

Yes. Chavarria CTC says on CARB's tester list that it offers mobile testing, so it can come to your yard or job site. Ask about a trip fee when you call.

Can Chavarria CTC test a 2012 or older diesel truck?

Chavarria CTC does not list smoke opacity testing, which older non-OBD diesel trucks need. The nearest listed tester that does is Colin Logistics - Mobile Clean Truck Check (about 1 mile). Trucks from 2013 on get an OBD scan instead.

How much does Chavarria CTC charge for a Clean Truck Check?

Chavarria CTC has not published prices with us; call (559) 898-9070 for a quote. Published California prices are usually $50–$135 per vehicle for an OBD test and $190–$200 for a smoke opacity test, plus CARB's annual fee ($32.13 in 2026). See the cost guide.

Is Chavarria CTC a CARB-credentialed tester?

Chavarria CTC appears on CARB's public Clean Truck Check tester list, last checked November 1, 2026. Only credentialed testers can submit results to CARB; after the test, confirm the passing result shows for your vehicle in CTC-VIS.

Other testers near Selma

Source: CARB's public Clean Truck Check tester list, last checked . Listing on CARB's list is optional for testers, so some credentialed testers are not shown. Services, hours and prices change; please confirm with the tester before you go. Something wrong? Send a correction.

Call (559) 898-9070